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rectifierGrid control of the mercuryarc rectifier
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alternating alternating-current angle anode anode current apparatus applied arc discharge arrangement auxiliary B.Sc becomes Book carried cathode cent chapter characteristic circuit close commutation complete component connected consequently considerable continuous convertor cooling corresponding cycles determined diagram difference direct current direct-current discharge distribution drop Edition effect electrons employed ENGINEERING English Electric equipment excitation fact factor flow frequency function give given grid grid-control harmonic ignition illustrated impulse increase indicated instant invertor load means mercury mercury-arc rectifier method motor necessary negative normal obtained operation output voltage period phase plant positive possible potential practice primary primary current pump reactive rectifier unit referred relation relay resistance result secondary seen shown in Fig side single-phase six-phase steel-tank rectifier substation supply switch takes three-phase tion transformer vacuum valve vapour volts whilst winding